gvm.h

/* $Id: gvm.h $ *//** @file * GVM - The Global VM Data. (VMM) *//* * Copyright (C) 2007 Sun Microsystems, Inc. * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa * Clara, CA 95054 USA or visit http://www.sun.com if you need * additional information or have any questions. */#ifndef ___VBox_gvm_h#define ___VBox_gvm_h#include <VBox/types.h>#include <iprt/thread.h>/** @defgroup grp_gvm GVMCPU - The Global VMCPU Data * @{ */typedefstruct GVMCPU
{ /** VCPU id (0 - (pVM->cCpus - 1). */VMCPUID idCpu;
/** Handle to the EMT thread. */RTNATIVETHREAD hEMT;
/** The GVMM per vcpu data. */union
{
#ifdef ___GVMMR0Internal_hstruct GVMMPERVCPU s;
#endif uint8_t padding[64];
} gvmm;
} GVMCPU;/** Pointer to the GVMCPU data. */00060typedef GVMCPU *PGVMCPU;
/** @} *//** @defgroup grp_gvm GVM - The Global VM Data * @{ *//** * The Global VM Data. * * This is a ring-0 only structure where we put items we don't need to * share with ring-3 or GC, like for instance various RTR0MEMOBJ handles. * * Unlike VM, there are no special alignment restrictions here. The * paddings are checked by compile time assertions. */00077typedefstruct GVM
{ /** Magic / eye-catcher (GVM_MAGIC). */00080 uint32_t u32Magic; /** The global VM handle for this VM. */00082 uint32_t hSelf; /** The ring-0 mapping of the VM structure. */00084PVMpVM; /** Number of Virtual CPUs, i.e. how many entries there are in aCpus. * Same same as VM::cCpus. */00087 uint32_t cCpus;
uint32_t padding;
/** The GVMM per vm data. */union
{
#ifdef ___GVMMR0Internal_hstruct GVMMPERVM s;
#endif uint8_t padding[256];
} gvmm;
/** The GMM per vm data. */union
{
#ifdef ___GMMR0Internal_hstruct GMMPERVM s;
#endif uint8_t padding[256];
} gmm;
/** GVMCPU array for the configured number of virtual CPUs. */00109 GVMCPU aCpus[1];
} GVM;
/** The GVM::u32Magic value (Wayne Shorter). */00113#define GVM_MAGIC 0x19330825/** @} */#endif